A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles, is ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. “I’ve never understood why people seem to see glasses as more of a daytime thing,” says Simon Jablon, owner and ...

You’ve probably seen Lichtenberg figures before, those lightning-like traces left by high-voltage discharge. The safe way to create them is using an electron beam to embed charge inside an acrylic ...

CYANURIC acid crystallizes in pseudo-rhombic prisms. Rotation and Sauter photographs round the three axes show that two projections have real rhombic symmetry whilst the third shows pseudo-symmetry ...

Abstract: The transient distribution of lightning current, which flows in a multilayer carbon-fiber-reinforced plastic (CFRP) material of aircraft, has been studied using the finite-difference ...

Abstract: We investigate the effects of the signal walk-in timing measurements and the methods to compensate for the error when leading-edge discriminator (LED ...

Prism Johnson Ltd., incorporated in the year 1992, is a Mid Cap company (having a market cap of Rs 7,004.71 Crore) operating in Cement sector. Prism Johnson Ltd. key Products/Revenue Segments include ...

Some standard modules for making 3d shapes with attachment support, and function forms that produce a VNF. Also included are shortcuts cylinders in each orientation and extended versions of the ...

JEE Advanced 2026 Syllabus: The Indian Institute of Technology (IIT) Roorkee, the conducting authority for JEE Advanced 2026, has published the detailed, topic-wise syllabus on its official website at ...